Finding the Fourth Proportional to 2,031,442.22, 2,803,372.35 and 1,113,654.68
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Solution
The fourth proportional to 2,031,442.22, 2,803,372.35 and 1,113,654.68 is: 1,536,833.63
Step by Step Solution
- Step 1: Write the proportion equation
2,031,442.22 : 2,803,372.35 = 1,113,654.68 : x - Step 2: Convert to fraction form
2,031,442.22/2,803,372.35 = 1,113,654.68/x - Step 3: Cross multiply
2,031,442.22x = 2,803,372.35 × 1,113,654.68 - Step 4: Simplify right side
2,031,442.22x = 3,121,988,723,343.24 - Step 5: Solve for x
x = 3,121,988,723,343.24/2,031,442.22 - Step 6: Final answer
x = 1,536,833.63
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.